joe biden does not often serve in his capacity as president of the senate. but today was ditch. today joe biden had an incredibly important job to fulfill. >> do you solemnly swear to support and defend the constitution of the united states against all enemies, foreign and domestic, that you will bear true faith and allegiance to the same, that you take this obligation freely without any mental reservation or purpose of evasion, and that you will well and faithfully discharge the duties of the office upon which you're about to enter, so help you god? >> i do. >> congratulations, senator. >> thank you. >> and welcome. >> congratulations, senator. stayed the united states senate got a brand new member. democratic -- democrat brian schatz of hawaii. senator schatz was appointed by hawaii's governor last night to fill the vacant seat of senator daniel inouye, who passed away a week ago. brian schatz got on air force one late last night. he touched down in washington early this morning. and he was a senator by this afternoon. that is a big day. so senator schatz, welcome to washingto